Page:United States Statutes at Large Volume 45 Part 1.djvu/1645

 1594 SEVENTIETH CONGRESS. SESS. II. CIi .705. 1929 . hire, maintenance, repair, and operation of motor-propelled and horse -drawn passe nger-c arryin g vehi cles fo r fiel d use only b y geol o- gists, topographers, engineers, and land classifiers, and the Geologi- cal Survey is authorized to exchange unserviceable and worn-out pass enge r-car rying and frei ght-c arryi ng v ehicl es as par t pay ment Travel by motor ve- for new freight-carrying vehicles, and whenever, during the fiscal blues. year ending June 30, 1930, the Director of the Geological Survey shall find that the expense of travel can be reduced thereby, he may authorize the payment of not to exceed 3 cents per mile for a motor cycle or 7 cents per mile for an automobile used for official business and including not to exceed $4,000 for necessary traveling expenses of the Director and members oƒ the Geological Survey acting under Attendance at meet- his direction, for attendance upon meetings of technical, professional, ings. and scientific societies when required in connection with the author- ized work of the Geological Survey, to be expended under the regu- lations from time to time prescribed by the Secretary of the Interior, and under the following heads Topographics urveys. For topographic surveys in various portions of the United States, Frorisos . $635,000, of which amount not to exceed $300,000 may be expended Restr icti on o n co- for personal services in the District of Columbia : Provided, That ope rat ive ork wi th no part of this appropriation shall be expended in cooperation with States or municipalities except upon the basis of the State or munici- pality beari ng all of th e expe nse in cident theret o in e xcess of suc h an amount as is necessary for the Geological Survey to perform its Amount for coopers- share of standard topographic surveys, such share of the Geological tio n. Survey in no case exceeding 50 per centum : Provided further, That $497,0 00 of this a mount shall be ava ilable only f or suc h coop eratio n She nandoahi\rat ional with States or municipalities ; Park, Va. For a topographic survey of the boundaries of the proposed Topographic of boundaries of pr o- Shenandoah National Park in the State of Virginia, for expenditure posed. by the Geological Survey under the direction of he SecrSecretary of Vol. 43, p . 953 . y the Interior, including personal services in the District of Columbia an d e l s ew h e re ; the computation and adjustment of control data ; the office drafting and publication of the resulting maps ; the pur- chase of equipment, not to exceed $700 for the purchase and not to exceed $1,000 for the hire. maintenance, repair, and operation of motor-propelled passenger-carrying vehicles for field use ; and for the securing of such aerial photographs as are needed to make the field Geologic surveys. surveys, to be immediately available, $45,000 ; For geologic surveys in the various portions of the United States and chemical and physical researches relative thereto, $350,000, of which not to exceed $260,000 may be expended for personal services in the Distri ct of Columb ia ; Vol canologiesur veys, For volcanologic surveys, measurements, and observatories in etc ., nawaii. Hawaii, including subordinate stations elsewhere, $21,000 sources. mineral re- For continuation of the investigation of the mineral resources of Alaska, $67,500, to be available immediately, of which amount not to exceed $29,000 may be expended for personal services in the Dis- trict o f Colu mbia ; Water supply. For gauging streams and determining the water supply r of the Investigations, etc. b United States, the investigation of underground currents and arte- sian wells, and the prep arati on o f rep orts upon the best metho ds c angin gsta tions , of utilizing the water resources, $225,000 ; for operation and main- tenance of the Lees Ferry, Arizona, gauging station and other base- gaugi ng st ation s in the Color ado River drai nage, $50 ,000 ; in all, P ovisos. $275,000, of which amount not to exceed $90,000 may be expended for Cooperation exnenses personal services in the District of Columbia : Provided, That no with states, etc' part of this appropriation shall be expended in cooperation with States or municipalities exce pt upon the basis of the State or municipality bearing all of the expense incident thereto in excess

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